install
$ wget https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-rhel70-3.4.9.tgz
$ tar -zxvf mongodb-
$ sudo mv mongodb- /usr/local/mongodb
$ export PATH=/usr/local/mongodb/bin:$PATH
setup
$ sudo mkdir -p /data/owl
$ sudo ./usr/local/mongodb/bin/mongod --dbpath /data/owl &
$ ./usr/local/mongodb/bin/mongo